---

Activity

2025

• GEOCHEMICAL EVIDENCE FOR OCEAN DEOXYGENATION DURING THE CAMBRIAN END-PTEROCEPHALIID EXTINCTION AT LAWSON COVE RESERVOIR, UTAH
  40 Co-evolution of Life and its Environment: From Biodiversification Events to Mass Extinction and Everything in Between (Posters)
  Friday, 21 March 2025

  1:00 PM - 5:00 PM

  Shenandoah ABC
• CARBON AND SULFUR ISOTOPE RECORDS ACROSS THE CAMBRIAN SKULLROCKIAN EXTINCTION EVENT FROM LAWSON COVE, UTAH
  21 Co-evolution of Life and its Environment: From Biodiversification Events to Mass Extinction and Everything in Between
  Thursday, 20 March 2025

  1:30 PM - 3:30 PM

  Appalachian B
• LIFE AT THE LIMITS: NEW DATA FROM SOUTHWESTERN MONGOLIA SHED LIGHT ON THE ROLE OF REDOX IN THE EARLY DIVERSIFICATION OF ANIMALS IN THE CAMBRIAN
  21 Co-evolution of Life and its Environment: From Biodiversification Events to Mass Extinction and Everything in Between
  Thursday, 20 March 2025

  1:30 PM - 3:30 PM

  Appalachian B

---

2024

• WHY THE LONG FACIES? FACTORS CONTROLLING THE EXPRESSION OF THE CAMBRIAN SPICE EVENT IN THE SOUTHERN APPALACHIANS
  T239 Evolution of Marine Life in the Cambrian I: Biotic, Biogeochemical, and Stratigraphic Contexts
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  204C
• INTERROGATING PALEOENVIRONMENTAL AND EVOLUTIONARY PATTERNS IN BIOTURBATION IN UPPER CAMBRIAN AND LOWER ORDOVICIAN STRATA OF THE GREAT BASIN, USA
  T239 Evolution of Marine Life in the Cambrian I: Biotic, Biogeochemical, and Stratigraphic Contexts
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  204C
• PALEOREDOX OF THE MALL BAY FORMATION (EARLY EDIACARAN, CANADA): EVIDENCE FOR OXYGENATION DURING THE PROTRACTED ONSET OF THE GASKIERS GLACIATION?
  T81 Dynamic Environments Across the Ediacaran-Cambrian Boundary and the Rise of Early Animals
  Monday, 23 September 2024

  8:00 AM - 12:00 PM

  208A
• A BRIEF PERIOD OF MARINE OXYGENATION DURING THE END-TRIASSIC MASS EXTINCTION – A THALLIUM ISOTOPE MODELLING APPROACH
  T15 Understanding the Links between Life, Biogeochemical Cycles, and Environmental Feedbacks throughout the Mesozoic
  Sunday, 22 September 2024

  8:00 AM - 12:00 PM

  207B
• EXPLORATION OF MARINE DEOXYGENATION USING CYCLING OF CARBON AND THALLIUM DURING THE LATE DEVONIAN EXTINCTIONS ACROSS THE APPALACHIAN BASIN
  T3 Advances in Nontraditional Stable Isotope Measurements and Utility as Proxies in Modern and Paleo-Settings
  Sunday, 22 September 2024

  8:00 AM - 12:00 PM

  207A
• MERCURY CONTENT AND STABLE ISOTOPE COMPOSITION FROM EDIACARAN DOUSHANTUO FORMATION BLACK SHALES SUGGEST DYNAMIC ENVIRONMENTAL CONDITIONS INCLUDING PHOTIC ZONE EUXINIA AND DYNAMIC MERCURY SOURCES
  T3 Advances in Nontraditional Stable Isotope Measurements and Utility as Proxies in Modern and Paleo-Settings
  Sunday, 22 September 2024

  8:00 AM - 12:00 PM

  207A

---

2023

• A LONG-TERM RECORD OF THE LATE TRIASSIC THROUGH EARLY JURASSIC CARBON CYCLE
  T216 Mass Extinctions as Natural Experiments in Earth System Perturbations I
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  301 / 302
• PANIC! IN THE PANTHALASSIC: REDOX TRENDS LEADING UP TO THE END-TRIASSIC MASS EXTINCTION FROM EASTERN PANTHALASSA
  T216 Mass Extinctions as Natural Experiments in Earth System Perturbations I
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  301 / 302
• TESTING FOR PRESENCE OF ALTERNATIVE PHOTOSYNTHETIC PATHWAYS IN PLANTS DURING THE LOWER CARBONIFEROUS
  254 D32. Relevant Topics in Geochemistry
  Wednesday, 18 October 2023

  1:30 PM - 5:30 PM

  327
• EXPANSIONS OF OCEANIC ANOXIA FOLLOWING THE END–TRIASSIC MASS EXTINCTION REVEALED BY TL ISOTOPES
  T216 Mass Extinctions as Natural Experiments in Earth System Perturbations I
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  301 / 302
• LIFE ON THE EDGE IN THE CAMBRIAN: LESSONS FROM TAPHONOMY, REDOX, AND EXTINCTION
  T125 Temperature, Oxygen, and Their Synergistic Effects on Animal Ecosystems
  Monday, 16 October 2023

  1:30 PM - 5:30 PM

  303
• MACHINE LEARNING ANALYSIS OF TRACE ELEMENT DATA DISTINGUISHES SEDIMENTARY AND HYDROTHERMAL PYRITE
  T89 Mineral Informatics and the Evolution of Earth, Planets, and Life: In Honor of MSA Awardee, Shaunna M. Morrison
  Monday, 16 October 2023

  8:00 AM - 12:00 PM

  315 / 316
• UNUSUAL IRON CYCLING AND REDOX CONDITIONS IN THE LOWER CAMBRIAN HARKLESS FORMATION
  T9 The Early Paleozoic I: Radiations, Extinctions, and Environment
  Sunday, 15 October 2023

  8:00 AM - 12:00 PM

  304 / 305
• EVIDENCE FOR VARIABLE MARINE ENVIRONMENTAL CONDITIONS FROM MERCURY CONTENT AND STABLE ISOTOPIC COMPOSITION OF THE EDIACARAN DOUSHANTUO FORMATION BLACK SHALES, SOUTH CHINA
  T36 Advances in Non-Traditional Stable Isotope Measurements and Utility as Proxies in Modern and Paleo-Settings (Posters)
  Sunday, 15 October 2023

  8:00 AM - 5:30 PM

  Hall B
• LATE TRIASSIC CONODONTS FROM NEW YORK CANYON, NEVADA, AND THEIR RELEVANCE TO THE POSITION OF THE NORIAN-RHAETIAN BOUNDARY
  T7 Celebrating the Diverse Utility of Conodonts in the Birthplace of the Color Alteration Index, the Appalachian Basin: Integrated Studies of the Biosphere, Stratigraphy, and Geochemistry
  Sunday, 15 October 2023

  8:00 AM - 12:00 PM

  303
• REDOX FLUCTUATIONS ACROSS THE END TRIASSIC MASS EXTINCTION: TL ISOTOPIC EVIDENCE FOR EXPANSIONS IN GLOBAL ANOXIA
  7 D5. Paleontology and Paleoclimatology (Posters)
  Friday, 17 March 2023

  8:00 AM - 12:00 PM

  Grand Ballroom A–D

---

2022

• CONSTRAINING LONG-TERM REDOX CONDITIONS IN THE TROPICAL PANTHALASSIC OCEAN DURING THE LATE TRIASSIC THROUGH THE EARLY JURASSIC
  T259 Dynamics of Earth’s Climate System and Biogeochemical Cycles in Deep Time
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  506
• IODINE TO CALCIUM RATIOS (I/CA) SUGGEST INCREASED SHALLOW WATER DEOXYGENATION DURING THE LATER CAMBRIAN SPICE EVENT
  T260 Cambrian–Ordovician Faunas and Events: A Session in Honor of John F. Taylor and John E. Repetski
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  Mile High Ballroom 4A
• COMPARATIVE ANALYSIS OF SEDIMENTARY MERCURY GEOCHEMICAL RECORDS FROM LAND TO OPEN OCEAN DURING THE TRIASSIC-JURASSIC TRANSITION
  T259 Dynamics of Earth’s Climate System and Biogeochemical Cycles in Deep Time
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  506
• A MAJOR ISSUE WITH OCEANIC ANOXIC EVENTS: OXYGEN PRODUCTION AND POSSIBLE MEANS TO REDUCE IT
  T259 Dynamics of Earth’s Climate System and Biogeochemical Cycles in Deep Time
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  506
• REMINERALIZATION AND DENITRIFICATION: NITROGEN AS A LOCAL REDOX INDICATOR ACROSS THE END-TRIASSIC MASS EXTINCTION
  T259 Dynamics of Earth’s Climate System and Biogeochemical Cycles in Deep Time
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  506
• USING C AND O ISOTOPES TO CONSTRAIN THE SOURCES OF CARBONATE CLASTS IN A CRYOGENIAN GLACIAL DIAMICTITE
  T26 Comings and Goings of Proterozoic Global Glaciations (Posters)
  Sunday, 9 October 2022

  9:00 AM - 1:00 PM

  Exhibit Hall F

---

2021

• THE MESOPROTEROZOIC OF THE OLENEK UPLIFT, NE SIBERIA
  227 D22. Recent Advances in Precambrian Geology (Posters)
  Wednesday, 13 October 2021

  9:00 AM - 1:00 PM

  Exhibit Hall A
• INVESTIGATION OF CARBON AND NITROGEN STABLE ISOTOPES IN A VERTEBRATE COPROLITE ASSEMBLAGE FROM THE LATE TRIASSIC OF CONTINENTAL EQUATORIAL PANGAEA
  T156 Community Ecology and the Fossil Record: Diversity, Ecological Structure, and Paleoenvironmental Responses (Posters)
  Tuesday, 12 October 2021

  9:00 AM - 1:00 PM

  Exhibit Hall A
• A LONG-TERM CARBON ISOTOPE RECORD ACROSS THE TRIASSIC-JURASSIC TRANSITION FROM ALASKA
  T75 From the Burgess Shale to the Manis Mastodon: 500 Million Years of Environmental & Evolutionary Change in the Great Northwest
  Monday, 11 October 2021

  8:00 AM - 12:00 PM

  E145
• EXTENSIVE DENITRIFICATION AND NITRATE LIMITATION IN AN EARLY TONIAN MARINE BASIN
  T76 The Neoproterozoic Earth-Life System
  Monday, 11 October 2021

  8:00 AM - 12:00 PM

  E141/E142 (Hybrid Room)
• MERCURY CONTENT AND STABLE ISOTOPE DATA AS A TOOL FOR STRATIGRAPHIC CORRELATION AND ENVIRONMENTAL INTERPRETATION: A CASE STUDY OF EDIACARAN BLACK SHALES OF THE DOUSHANTUO FORMATION, SOUTH CHINA
  T76 The Neoproterozoic Earth-Life System
  Monday, 11 October 2021

  8:00 AM - 12:00 PM

  E141/E142 (Hybrid Room)
• EVALUATING SEDIMENTARY MERCURY CONCENTRATIONS ACROSS THE LATE DEVONIAN FRASNIAN-FAMMENIAN MASS EXTINCTION EVENT FROM THE MICHIGAN AND APPALACHIAN BASINS
  T122 New Perspectives on Phanerozoic Mass Extinctions and Environmental Perturbations (Posters)
  Monday, 11 October 2021

  2:30 PM - 6:30 PM

  Exhibit Hall A
• THE GROTTO CREEK SUCCESSION: A UNIQUE RECORD OF LATE TRIASSIC – EARLY JURASSIC ENVIRONMENTAL AND BIOLOGIC CHANGE
  24 D14. Recent Advances in Paleoclimatology/Paleoceanography (Posters)
  Sunday, 10 October 2021

  9:00 AM - 1:00 PM

  Exhibit Hall A
• FIRST REPORT OF THE ARCHAEOCYATHID EXTINCTION AND THE REDLICHIID-OLENELLID EXTINCTION CARBON ISOTOPE EXCURSIONS (AECE AND ROECE) IN EASTERN LAURENTIA: IMPLICATIONS FOR PERTURBATIONS IN THE LATE EARLY CAMBRIAN CARBON CYCLE
  T10 New Perspectives on Phanerozoic Mass Extinctions and Environmental Perturbations I
  Sunday, 10 October 2021

  8:00 AM - 12:00 PM

  E143/E144

---

2020

• THE REDOX FRAMEWORK OF PRECAMBRIAN-CAMBRIAN TRANSITION IN THE ARCTIC SIBERIA
  T176 Interactions between Life, Tectonics, Climate, and Sedimentary Systems at the Neoproterozoic-Early Cambrian Transition I
  Thursday, 29 October 2020

  10:00 AM - 12:00 PM

  Meeting Rooms
• FERRUGINOUS SHALLOW AND MID-DEPTH SEAWATERS IN AN EARLY TONIAN MARINE BASIN
  T110 Evolving Perspectives on the Tonian Biosphere and Environmental Change
  Wednesday, 28 October 2020

  10:00 AM - 12:00 PM

  Meeting Rooms
• THE POSSIBLE MESOPROTEROZOIC OXYGEN OASIS OF THE ARCTIC SIBERIA
  T76 Co-Evolution of Earth’s Surface Environment and Eukaryotic Life from the Mid-Proterozoic to Early Paleozoic
  Tuesday, 27 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• AN EXCEPTIONAL RECORD OF EARLY TO MID-PALEOZOIC REDOX CHANGE FROM THE ROAD RIVER GROUP, YUKON, CANADA
  T76 Co-Evolution of Earth’s Surface Environment and Eukaryotic Life from the Mid-Proterozoic to Early Paleozoic
  Tuesday, 27 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• GEOCHEMICAL EVIDENCE FOR DYNAMIC MARINE REDOX CONDITIONS THROUGHOUT THE LATE ORDOVICIAN (HIRNANTIAN) MASS EXTINCTION
  32 Chemostratigraphic, Biotic, and Sedimentologic Changes through Earth History
  Saturday, 21 March 2020

  8:00 AM - 12:00 PM

  Lake Audubon
• EVALUATING CARBON ISOTOPE AND REDOX RECORDS OF POLAR ENVIRONMENTAL CHANGE DURING THE EARLY JURASSIC
  50 Chemostratigraphic, Biotic, and Sedimentologic Changes through Earth History (Posters)
  Saturday, 21 March 2020

  1:30 PM - 5:30 PM

  Lake Anne
• SEARCHING FOR EVIDENCE OF LATE DEVONIAN LOCALIZED ANOXIA IN THE GREAT BASIN REGION (SOUTHERN NV, USA): RETHINKING CAUSES OF THE LATE DEVONIAN MASS EXTINCTION
  50 Chemostratigraphic, Biotic, and Sedimentologic Changes through Earth History (Posters)
  Saturday, 21 March 2020

  1:30 PM - 5:30 PM

  Lake Anne

---

2019

• INVESTIGATING THE CARBON ISOTOPE RECORD OF THE END-BOTOMIAN MASS EXTINCTIONS: NEW DATA FROM THE SHADY DOLOMITE OF SOUTHWEST VIRGINIA
  T293 Hello (Ancient) World!: Exploring the Neoproterozoic to Cambrian Interval by Quantitatively Probing the Rock Record
  Wednesday, 25 September 2019

  1:30 PM - 5:30 PM

  Room 226ABC, North Building
• QUANTIFYING ORGANIC CARBON BURIAL DURING THE TOARCIAN OCEANIC ANOXIC EVENT
  T36 Oceans and Climates throughout Earth’s History: From Proxy Reconstructions to Model Assessments (Posters)
  Sunday, 22 September 2019

  9:00 AM - 5:30 PM

  Hall AB, North Building
• EVALUATING ORGANIC MATTER SULFURIZATION AS A MECHANISM OF ENHANCED BURIAL OF REDUCED CARBON AND SULFUR ACROSS THE TOARCIAN OCEANIC ANOXIC EVENT
  T58 New Voices in Geobiology II
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Room 225AB, North Building
• INVESTIGATING THE DEVELOPMENT OF ANOXIA WITHIN THE EUROPEAN EPICONTINENTAL SEAWAY DURING THE TOARCIAN OCEANIC ANOXIC EVENT (T-OAE)
  29 Reconstructing Paleo-Environmental Changes (Posters)
  Friday, 29 March 2019

  8:00 AM - 12:00 PM

  Carolina Ballroom
• A MULTI-BASIN COMPARISON OF IRON SPECIATION RECORDS OF THE CAMBRIAN SPICE EVENT
  2 Reconstructing Paleo-Environmental Changes I
  Thursday, 28 March 2019

  8:00 AM - 12:00 PM

  Gold Ballroom
• EVALUATING ORGANIC MATTER SULFURIZATION AS A MECHANISM OF ENHANCED BURIAL OF REDUCED CARBON AND SULFUR ACROSS THE TOARCIAN OCEANIC ANOXIC EVENT
  24 Reconstructing Paleo-Environmental Changes II
  Thursday, 28 March 2019

  2:00 PM - 5:05 PM

  Gold Ballroom

---

2018

• ARE OAES ACTUALLY CBES? EVIDENCE OF MARINE ANOXIA THROUGH THE EYES OF A NOVEL METAL ISOTOPE
  T11 New Developments in Geochemical Proxies for Paleoceanographic Research
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 140
• INVESTIGATING REDOX CONDITIONS AND MECHANISMS FOR THE END ORDOVICIAN (HIRNANTIAN) MASS EXTINCTION: A WESTERN LAURENTIA PERSPECTIVE
  T11 New Developments in Geochemical Proxies for Paleoceanographic Research
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 140

---

2017

• INVESTIGATING A UNIQUE OPEN OCEAN GEOCHEMICAL RECORD OF THE END TRIASSIC MASS EXTINCTION FROM PANTHALASSA
  T256 Deciphering the Major Paleoenvironmental Crises of the Earth and Their Impact on the Marine Ecosystems and Biogeochemical Cycles (Posters)
  Tuesday, 24 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• DECIPHERING THE RECORD OF BIOLOGIC AND ENVIRONMENTAL CHANGE DURING THE LATER CAMBRIAN STEPTOEAN POSITIVE CARBON ISOTOPE EXCURSION
  T41 Life and Times in the Early Paleozoic
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Room 607
• A THALLIUM ISOTOPIC RECORD OF THE CAMBRIAN SPICE EVENT FROM THE ALUM SHALE, ANDRARUM, SWEDEN
  T11 Oxygen and Ecosystems from the Proterozoic to the Paleozoic
  Sunday, 22 October 2017

  8:00 AM - 12:00 PM

  Room 607

---

2016

• GEOCHEMICAL EVIDENCE FOR PERSISTENT ANOXIA IN EASTERN PANTHALASSA DURING THE EARLY JURASSIC
  T311 Marine and Terrestrial Records of Extreme Climates and Extinction: Making Sense of Similarities and Differences
  Wednesday, 28 September 2016

  1:30 PM - 5:30 PM

  Room 504
• EVOLUTIONARY AND ECOLOGICAL DYNAMICS OF MACROBENTHIC COMMUNITIES ACROSS THE TOARCIAN OCEANIC ANOXIC EVENT IN NORTHEAST PANTHALASSA (YA HA TINDA, ALBERTA, CANADA)
  T311 Marine and Terrestrial Records of Extreme Climates and Extinction: Making Sense of Similarities and Differences
  Wednesday, 28 September 2016

  1:30 PM - 5:30 PM

  Room 504
• EVIDENCE FOR THE DEVELOPMENT OF ANOXIA DURING THE CAMBRIAN SPICE EVENT FROM THE NOLICHUCKY AND EAU CLAIRE FORMATIONS OF KENTUCKY AND OHIO, USA
  T224 The Early Paleozoic World: Radiations, Extinctions, and Paleoenvironmental Change I
  Tuesday, 27 September 2016

  1:30 PM - 5:30 PM

  Mile High Ballroom 3C
• REEXAMINING THE CARBON CYCLE DURING THE TOARCIAN OCEANIC ANOXIC EVENT
  T115 Sedimentary, Paleobiologic, and Geochemical Studies of Deep Time Ocean-Climate Perturbations I: Honoring the Scientific Contributions of Michael A. Arthur
  Monday, 26 September 2016

  8:00 AM - 12:00 PM

  Room 402
• THE STEPWISE EVOLUTION OF MARINE DE-OXYGENATION DURING A CRETACEOUS OAE2
  T145 Sedimentary, Paleobiologic, and Geochemical Studies of Deep Time Ocean-Climate Perturbations II: Honoring the Scientific Contributions of Michael A. Arthur
  Monday, 26 September 2016

  1:30 PM - 5:30 PM

  Room 402

---

2015

• USING GEOCHEMICAL TOOLS TO STUDY EDIACARAN MACROORGANISMS FROM THE KHATYSPYT FORMATION, OLENEK UPLIFT, SIBERIA
  T250 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models I
  Tuesday, 3 November 2015

  1:30 PM - 5:30 PM

  Room 325/326
• GEOCHEMICAL AND SEDIMENTOLOGICAL INVESTIGATION OF A LACUSTRINE TRIASSIC LAGERSTÄTTE IN THE COW BRANCH FORMATION OF THE DANVILLE-DAN RIVER BASIN
  T225 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models (Posters)
  Tuesday, 3 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• ASSESSING THE ROLE OF ANOXIA IN THE END-MARJUMAN EXTINCTION AND SPICE EVENTS
  T225 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models (Posters)
  Tuesday, 3 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• EXCEPTIONALLY PRESERVED OCTOBRACHIA COLEOIDS FROM THE FIRST EARLY JURASSIC LAGERSTÄTTE IN NORTH AMERICA
  T250 Geobiology of Critical Transitions: Integrating Fossils, Proxies, and Models I
  Tuesday, 3 November 2015

  1:30 PM - 5:30 PM

  Room 325/326
• SYROS, GREECE: A GEOCHEMICAL WINDOW INTO SUBDUCTION ZONE PROCESSES
  T142 Bridging Two Continents (Posters): Advances in Crustal Subduction and Ultrahigh-Pressure Metamorphism
  Monday, 2 November 2015

  9:00 AM - 6:30 PM

  Exhibit Hall
• CONTACT METAMORPHISM AND THE RELEASE OF CARBON AND SULFUR VOLATILES: A STUDY OF THE EFFECTS OF DIABASE EMPLACEMENT
  28 Geochemistry (Posters)
  Sunday, 1 November 2015

  9:00 AM - 5:30 PM

  Exhibit Hall
• GEOCHEMICAL AND SEDIMENTOLOGICAL INVESTIGATION OF A LACUSTRINE TRIASSIC LAGERSTÄTTE IN THE COW BRANCH FORMATION OF THE DANVILLE-DAN RIVER BASIN
  19 Sediments and Stratigraphy (Posters)
  Thursday, 19 March 2015

  1:00 PM - 5:00 PM

  Ballroom
• ENVIRONMENTAL PERTURBATIONS DURING THE EARLY JURASSIC (PLIENSBACHIAN TO TOARCIAN) IN WESTERN CANADIAN SEDIMENTARY BASIN INDICATED BY INORGANIC AND ORGANIC GEOCHEMISTRY
  9 Geochemical Characterization of Dynamic Sedimentary Systems (Posters)
  Thursday, 19 March 2015

  9:00 AM - 4:00 PM

  Starlight Terrace

---

2014

• EARLY JURASSIC PARALIC TO SHALLOW MARINE MICROBIAL ENVIRONMENTS OF NEVADA: A UNIQUE RECORD OF THE TOARCIAN OCEANIC ANOXIC EVENT
  T313 New Developments in Microbialites (Posters)
  Wednesday, 22 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• SULFUR ISOTOPE EVIDENCE FOR LATE ORDOVICIAN OCEAN OXYGENATION: IMPLICATIONS FOR THE DRIVERS OF THE HIRNANTIAN EXTINCTION
  T257 The Ordovician Revolution: Co-Evolution of Climate and the Biosphere
  Tuesday, 21 October 2014

  1:00 PM - 5:00 PM

  215/216
• RAPID ENVIRONMENTAL CHANGES DURING THE EARLY JURASSIC (PLIENSBACHIAN TO TOARCIAN STAGES) IN WESTERN NORTH AMERICA RECORDED IN THE GEOCHEMISTRY OF ORGANIC-RICH MUD ROCKS
  T105 Organic-Rich Mud Rocks: Geochemistry, Physical Properties, and Paleo-Environments
  Monday, 20 October 2014

  8:00 AM - 12:00 PM

  109
• A NEW JURASSIC LAGERSTATTE FROM ALBERTA, CANADA, PRESERVED DURING THE TOARCIAN OCEAN ANOXIC EVENT
  T108 Major Evolutionary Events of the Early Mesozoic— Paleontology and Paleoecology from the Middle Triassic to the Late Jurassic
  Monday, 20 October 2014

  8:00 AM - 12:00 PM

  220
• EXPRESSION OF THE TOARCIAN CARBON ISOTOPE EVENT IN A SILICEOUS BLACK SHALE FROM NEW YORK CANYON, NEVADA
  T105 Organic-Rich Mud Rocks: Geochemistry, Physical Properties, and Paleo-Environments
  Monday, 20 October 2014

  8:00 AM - 12:00 PM

  109
• AMMONITE BIOSTRATIGRAPHY OF THE EARLY JURASSIC (PLIENSBACHIAN–TOARCIAN) SUNRISE FORMATION, GABBS VALLEY AND CLAN ALPINE MOUNTAINS, WEST-CENTRAL NEVADA
  T54 Major Evolutionary Events of the Early Mesozoic— Paleontology and Paleoecology from the Middle Triassic to the Late Jurassic (Posters)
  Sunday, 19 October 2014

  9:00 AM - 5:00 PM

  Exhibition Hall C
• LAMONTE TREVALLIS, A NEW TRACE FOSSIL FROM THE DENGYING FORMATION OF SOUTH CHINA: INSIGHTS INTO LATE EDIACARAN BENTHIC ECOLOGY
  37 Ichnology in the Southeast USA
  Friday, 11 April 2014

  1:00 PM - 5:00 PM

  Duck Pond
• NUMERICAL MODEL FOR THE TEMPORAL EVOLUTION OF THE GEOHYDROLOGIC CYCLE AND ITS IMPACT ON OCEAN CHEMISTRY OVER THE PAST 100 MILLION YEARS
  11 Volcanology, Magmatism, Geochemistry
  Thursday, 10 April 2014

  1:00 PM - 5:00 PM

  Cascades

---

2013

• ASPIDELLA IN REPOSE: TAPHONOMY OF A FRONDOSE EDIACARAN FOSSIL PRESERVED IN CARBONATE ROCKS
  T261 Konservat-Lagerstätten: Morphology, Ecology, and Taphonomy of Exceptionally Preserved Fossils (Posters)
  Tuesday, 29 October 2013

  9:00 AM - 6:30 PM

  Hall D
• CHEMOSTRATIGRAPHY OF THE FURONGIAN (UPPER CAMBRIAN) DEPOSITS OF THE SINO-KOREAN CRATON: INSIGHTS ON GLOBAL CORRELATION AND TRILOBITE EXTINCTIONS
  156 Extinctions and Diversity Dynamics
  Monday, 28 October 2013

  1:00 PM - 5:00 PM

  Mile High Ballroom 1CD

---

2012

• MIDDLE–LATE ORDOVICIAN (DARRIWILIAN–SANDBIAN) PAIRED SULFUR AND CARBON ISOTOPE STRATIGRAPHY: LINKS TO PULSES OF OCEAN OXYGENATION, WEATHERING, AND BIODIVERSITY
  T191 Geochemical Proxies for Ancient Ocean Chemistry: Implications for Links Between Ocean Chemistry, Plate Tectonics, Sea Level, and Climate throughout the Late Precambrian and Phanerozoic
  Tuesday, 6 November 2012

  1:30 PM - 5:30 PM

  202AB
• PERSISTENCE OF WIDESPREAD MARINE ANOXIA AFTER NEOPROTEROZOIC OXYGENATION AND ITS EFFECT ON EARLY ANIMAL EVOLUTION AND FOSSIL PRESERVATION
  T84 Fossil Preservation, Biological Evolution, and Environmental Change at the Dawn of Animal Radiation: An Examination of Geobiological Events across the Ediacaran–Cambrian Transition I
  Monday, 5 November 2012

  8:00 AM - 12:00 PM

  217D
• THE ROLE OF TECTONISM ON NEOPROTEROZOIC TO EARLY PALEOZOIC CLIMATE AND EARLY METAZOAN BIODIVERSIFICATION
  T84 Fossil Preservation, Biological Evolution, and Environmental Change at the Dawn of Animal Radiation: An Examination of Geobiological Events across the Ediacaran–Cambrian Transition I
  Monday, 5 November 2012

  8:00 AM - 12:00 PM

  217D

---

2008

• Behavior of Carbonate-Associated Sulfate during Meteoric Diagenesis and Implications for the Sulfur Isotope Paleoproxy
  T294 Geochemical Tracers of Changes in Seawater Chemistry
  Wednesday, 8 October 2008

  8:00 AM - 12:00 PM
• Geochemical Evidence for Widespread Reducing Ocean during the Middle to Late Cambrian
  T230 Paleozoic Oceanographic and Climatic Changes: Evidence from Seawater Geochemistry and Sedimentology Records I
  Tuesday, 7 October 2008

  8:00 AM - 12:00 PM
• GEOCHEMICAL EVIDENCE OF ENHANCED OCEAN ANOXIA DURING THE LATE CAMBRIAN SPICE EVENT AND IMPLICATIONS FOR TRILOBITE BIOMERE EXTINCTIONS
  12 Paleontology/Sedimentology/Stratigraphy
  Thursday, 20 March 2008

  8:00 AM - 12:00 PM

---

2007

• CARBON AND SULFUR CYCLING IN CRETACEOUS COLD SEEPS RECORDED IN THE PARAGENESIS AND GEOCHEMISTRY OF DIAGENETIC CARBONATES
  T126 Perspectives in Redox Geochemistry and Microbial Processes
  Tuesday, 30 October 2007

  8:00 AM - 12:00 PM
• STABLE ISOTOPIC COMPOSITION OF SULFATE IN MEROMICTIC MAHONEY LAKE AND IMPLICATIONS FOR THE EARLY OCEAN
  T160 Inland Waters, Playas and Saline Lakes: More than Mini-Oceans
  Tuesday, 30 October 2007

  1:30 PM - 5:30 PM
• A LATE CAMBRIAN OCEAN ANOXIC EVENT
  111 Paleoclimatology/Paleoceanography (Posters)
  Monday, 29 October 2007

  1:30 PM - 5:30 PM

---

2006

• KINDERHOOKIAN-OSAGEAN CARBON ISOTOPE EXCURSION (A MARINE OR TERRESTRIAL ORGANIC MATTER BURIAL EVENT?) AND ITS RELATIONSHIP TO CLIMATE AND LAND PLANT EVOLUTION
  T106 Devonian–Early Carboniferous Climate Change: Glacial Deposits and Proxy Records
  Monday, 23 October 2006

  1:30 PM - 5:30 PM